Scale Drawings

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or space that maintains the proportions of the original while being resized, using a specific ratio or scale.

Front

What does the scale '1 cm = 3 in' mean?

Back

It means that every 1 centimeter on the drawing represents 3 inches in real life.

Front

How do you convert a scale measurement to real life?

Back

To convert a scale measurement to real life, multiply the measurement on the drawing by the scale factor.

Front

If 1/4 inch = 30 miles, how many miles does 1 inch represent?

Back

1 inch represents 120 miles (since 1 inch = 4 times 30 miles).

Front

What is the scale factor in the scale '1/2 cm = 4 inches'?

Back

The scale factor is 8, meaning that for every 1 cm on the drawing, it represents 8 inches in real life.

Front

How do you find the actual height of an object from a scale drawing?

Back

Multiply the height in the drawing by the scale factor to find the actual height.

Front

What is the importance of understanding scale in maps?

Back

Understanding scale in maps helps to accurately interpret distances and sizes of real-world locations.

Front

If a model is drawn to a scale of 1 cm = 2 feet, how tall is a model that is 5 cm tall?

Back

The model is 10 feet tall in real life (5 cm x 2 feet/cm).

Front

What does 'scale' refer to in a drawing?

Back

Scale refers to the ratio of the size of the drawing to the size of the actual object.

Front

How can you determine the length of an object if you know the scale and the length on the drawing?

Back

Multiply the length on the drawing by the scale ratio to find the actual length.